{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010844},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010924","490:4900010934","490:4900011156","490:4900011706","490:4900011004","490:4900010925","490:4900010590","490:4900011902","490:4900011704","490:4900012163","490:4900011245","490:4900010760","490:4900011232","490:4900010930","490:4900011375","490:4900011705","490:4900011642","490:4900011085","490:4900010843","490:4900011234","490:4900010770","490:4900011376","490:4900011093","490:4900011839","490:4900010931"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3381954109601979,0.3350907916124893,0.23452864313755134,0.21031336127582897,0.20155226634425355,0.19987205892604124,0.18058894149412671,0.15016551939768383,0.1400359545302627,0.13206925395335528,0.12191254830533534,0.1129596623017661,0.11113442953681245,0.10575651811077603,0.10210492921617845,0.1018109094712158,0.09965173765012662,0.09372452722170835,0.09092785789110694,0.0901285292239956,0.08842167289301138,0.07827814157556882,0.0757953784759605,0.07193023638443413,0.07149053329735097],"twin_dists":[0.19124047243159667,0.1920521600759701,0.22118182298392625,0.22934206658595496,0.2324504113510416,0.23305706773003892,0.24028758878529133,0.2529064889527501,0.25752221729207164,0.26133050161971666,0.26644543558142214,0.2712309498403923,0.2722421266548767,0.2752981233469445,0.27744268613773193,0.2776179502881146,0.2789172947724284,0.2826013551401812,0.2844037093876989,0.2849268970721562,0.28605652140345056,0.29315332320618476,0.2950019980217465,0.29797965875429533,0.29832654508179235],"n_dims_used":45,"mean_confidence":0.8924057006835937},"coverage":{"mean_confidence":0.8924057006835937,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}